[j-nsp] [c-nsp] Stange issue on 100 Gbs interconnection Juniper - Cisco
james list
jameslist72 at gmail.com
Sun Feb 11 07:54:07 EST 2024
Hi
1) cable has been replaced with a brand new one, they said that to check an
MPO 100 Gbs cable is not that easy
3) no errors reported on both side
2) here the output of cisco and juniper
NEXUS1# sh interface eth1/44 transceiver details
Ethernet1/44
transceiver is present
type is QSFP-100G-SR4
name is CISCO-INNOLIGHT
part number is TR-FC85S-NC3
revision is 2C
serial number is INL27050TVT
nominal bitrate is 25500 MBit/sec
Link length supported for 50/125um OM3 fiber is 70 m
cisco id is 17
cisco extended id number is 220
cisco part number is 10-3142-03
cisco product id is QSFP-100G-SR4-S
cisco version id is V03
Lane Number:1 Network Lane
SFP Detail Diagnostics Information (internal calibration)
----------------------------------------------------------------------------
Current Alarms Warnings
Measurement High Low High Low
----------------------------------------------------------------------------
Temperature 30.51 C 75.00 C -5.00 C 70.00 C 0.00 C
Voltage 3.28 V 3.63 V 2.97 V 3.46 V 3.13 V
Current 6.40 mA 12.45 mA 3.25 mA 12.45 mA 3.25
mA
Tx Power 0.98 dBm 5.39 dBm -12.44 dBm 2.39 dBm -8.41
dBm
Rx Power -1.60 dBm 5.39 dBm -14.31 dBm 2.39 dBm -10.31
dBm
Transmit Fault Count = 0
----------------------------------------------------------------------------
Note: ++ high-alarm; + high-warning; -- low-alarm; - low-warning
Lane Number:2 Network Lane
SFP Detail Diagnostics Information (internal calibration)
----------------------------------------------------------------------------
Current Alarms Warnings
Measurement High Low High Low
----------------------------------------------------------------------------
Temperature 30.51 C 75.00 C -5.00 C 70.00 C 0.00 C
Voltage 3.28 V 3.63 V 2.97 V 3.46 V 3.13 V
Current 6.40 mA 12.45 mA 3.25 mA 12.45 mA 3.25
mA
Tx Power 0.62 dBm 5.39 dBm -12.44 dBm 2.39 dBm -8.41
dBm
Rx Power -1.18 dBm 5.39 dBm -14.31 dBm 2.39 dBm -10.31
dBm
Transmit Fault Count = 0
----------------------------------------------------------------------------
Note: ++ high-alarm; + high-warning; -- low-alarm; - low-warning
Lane Number:3 Network Lane
SFP Detail Diagnostics Information (internal calibration)
----------------------------------------------------------------------------
Current Alarms Warnings
Measurement High Low High Low
----------------------------------------------------------------------------
Temperature 30.51 C 75.00 C -5.00 C 70.00 C 0.00 C
Voltage 3.28 V 3.63 V 2.97 V 3.46 V 3.13 V
Current 6.40 mA 12.45 mA 3.25 mA 12.45 mA 3.25
mA
Tx Power 0.87 dBm 5.39 dBm -12.44 dBm 2.39 dBm -8.41
dBm
Rx Power 0.01 dBm 5.39 dBm -14.31 dBm 2.39 dBm -10.31
dBm
Transmit Fault Count = 0
----------------------------------------------------------------------------
Note: ++ high-alarm; + high-warning; -- low-alarm; - low-warning
Lane Number:4 Network Lane
SFP Detail Diagnostics Information (internal calibration)
----------------------------------------------------------------------------
Current Alarms Warnings
Measurement High Low High Low
----------------------------------------------------------------------------
Temperature 30.51 C 75.00 C -5.00 C 70.00 C 0.00 C
Voltage 3.28 V 3.63 V 2.97 V 3.46 V 3.13 V
Current 6.40 mA 12.45 mA 3.25 mA 12.45 mA 3.25
mA
Tx Power 0.67 dBm 5.39 dBm -12.44 dBm 2.39 dBm -8.41
dBm
Rx Power 0.11 dBm 5.39 dBm -14.31 dBm 2.39 dBm -10.31
dBm
Transmit Fault Count = 0
----------------------------------------------------------------------------
Note: ++ high-alarm; + high-warning; -- low-alarm; - low-warning
MX1> show interfaces diagnostics optics et-1/0/5
Physical interface: et-1/0/5
Module temperature : 38 degrees C / 100 degrees
F
Module voltage : 3.2740 V
Module temperature high alarm : Off
Module temperature low alarm : Off
Module temperature high warning : Off
Module temperature low warning : Off
Module voltage high alarm : Off
Module voltage low alarm : Off
Module voltage high warning : Off
Module voltage low warning : Off
Module temperature high alarm threshold : 78 degrees C / 172 degrees
F
Module temperature low alarm threshold : -5 degrees C / 23 degrees F
Module temperature high warning threshold : 75 degrees C / 167 degrees
F
Module temperature low warning threshold : 0 degrees C / 32 degrees F
Module voltage high alarm threshold : 3.6300 V
Module voltage low alarm threshold : 2.9700 V
Module voltage high warning threshold : 3.4640 V
Module voltage low warning threshold : 3.1340 V
Laser bias current high alarm threshold : 104.999 mA
Laser bias current low alarm threshold : 7.999 mA
Laser bias current high warning threshold : 104.999 mA
Laser bias current low warning threshold : 9.999 mA
Laser output power high alarm threshold : 5.3703 mW / 7.30 dBm
Laser output power low alarm threshold : 0.0794 mW / -11.00 dBm
Laser output power high warning threshold : 3.1623 mW / 5.00 dBm
Laser output power low warning threshold : 0.1995 mW / -7.00 dBm
Laser rx power high alarm threshold : 4.4668 mW / 6.50 dBm
Laser rx power low alarm threshold : 0.0251 mW / -16.00 dBm
Laser rx power high warning threshold : 3.5481 mW / 5.50 dBm
Laser rx power low warning threshold : 0.0630 mW / -12.01 dBm
Lane 0
Laser bias current : 41.588 mA
Laser output power : 1.702 mW / 2.31 dBm
Laser receiver power : 1.102 mW / 0.42 dBm
Laser bias current high alarm : Off
Laser bias current low alarm : Off
Laser bias current high warning : Off
Laser bias current low warning : Off
Laser receiver power high alarm : Off
Laser receiver power low alarm : Off
Laser receiver power high warning : Off
Laser receiver power low warning : Off
Tx loss of signal functionality alarm : Off
Rx loss of signal alarm : Off
Tx laser disabled alarm : Off
Lane 1
Laser bias current : 42.324 mA
Laser output power : 1.376 mW / 1.39 dBm
Laser receiver power : 2.001 mW / 3.01 dBm
Laser bias current high alarm : Off
Laser bias current low alarm : Off
Laser bias current high warning : Off
Laser bias current low warning : Off
Laser receiver power high alarm : Off
Laser receiver power low alarm : Off
Laser receiver power high warning : Off
Laser receiver power low warning : Off
Tx loss of signal functionality alarm : Off
Rx loss of signal alarm : Off
Tx laser disabled alarm : Off
Lane 2
Laser bias current : 41.066 mA
Laser output power : 1.659 mW / 2.20 dBm
Laser receiver power : 1.328 mW / 1.23 dBm
Laser bias current high alarm : Off
Laser bias current low alarm : Off
Laser bias current high warning : Off
Laser bias current low warning : Off
Laser receiver power high alarm : Off
Laser receiver power low alarm : Off
Laser receiver power high warning : Off
Laser receiver power low warning : Off
Tx loss of signal functionality alarm : Off
Rx loss of signal alarm : Off
Tx laser disabled alarm : Off
Lane 3
Laser bias current : 37.970 mA
Laser output power : 1.304 mW / 1.15 dBm
Laser receiver power : 1.370 mW / 1.37 dBm
Laser bias current high alarm : Off
Laser bias current low alarm : Off
Laser bias current high warning : Off
Laser bias current low warning : Off
Laser receiver power high alarm : Off
Laser receiver power low alarm : Off
Laser receiver power high warning : Off
Laser receiver power low warning : Off
Tx loss of signal functionality alarm : Off
Rx loss of signal alarm : Off
Tx laser disabled alarm : Off
Il giorno dom 11 feb 2024 alle ore 13:12 Havard Eidnes <he at uninett.no> ha
scritto:
> > DC technicians states cable are the same in both DCs and
> > direct, no patch panel
>
> Things I would look at:
>
> * Has all the connectors been verified clean via microscope?
>
> * Optical levels relative to threshold values (may relate to the
> first).
>
> * Any end seeing any input errors? (May relate to the above
> two.) On the Juniper you can see some of this via PCS
> ("Physical Coding Sublayer") unexpected events independently
> of whether you have payload traffic, not sure you can do the
> same on the Nexus boxes.
>
> Regards,
>
> - Håvard
>
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